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Non Contact Type Level Sensors List

As an non contact level sensors manufacturer, we are making our contribution to manufacturing non contact type level sensors for all kinds of industries and business.  A non-contact level sensors(contactless level sensor), in other words, indirect measurement and non-invasive measurement, is  a device that measures the level of a substance without physically touching it. Instead, it utilizes technologies such as ultrasonic, radar, or laser to determine the distance between the sensor and the substance’s surface. This distance is then converted into a level measurement.

We will provide our non contact type level sensors solutions for you according to your real application and function requirement. Therefore, if you need non contact level sensor for liquids, feel free to ask our non contact level measurement price. Here are the types of non contact liquid level sensor. Welcome to get a free quote.

Non Contact Capacitive Level Sensor

Ultrasonic Level Sensor

RF Admittance Level Sensor

Radar Level Sensor

Knowledge about Non Contact Liquid Level Sensor

What is the Non Contact Method of Level Measurement?

The non-contact method of level measurement utilizes various technologies to measure the level of a substance without physical contact. Here are some commonly used non-contact methods:

  1. Ultrasonic Level Measurement: Ultrasonic sensors emit high-frequency sound waves and measure the time it takes for the sound waves to bounce back after hitting the substance’s surface. By calculating the time-of-flight, the sensor determines the distance to the substance and, subsequently, the level.

  2. Radar Level Measurement: Radar sensors emit electromagnetic waves, typically in the microwave frequency range. The waves propagate towards the substance’s surface and reflect back to the sensor. The sensor analyzes the time it takes for the waves to return and calculates the distance and level based on that information.

  3. Laser Level Measurement: Laser sensors use laser beams to determine the level of a substance. The sensor emits a laser beam towards the substance, and a receiver detects the reflected beam. By measuring the time it takes for the beam to return and calculating the distance, the sensor determines the level accurately.

  4. Optical Level Measurement: Optical sensors utilize light beams to measure the level of a substance. These sensors can be based on principles such as infrared light absorption or light refraction. The sensor emits light towards the substance, and a receiver detects the light that is transmitted through or reflected by the substance. Based on the received light intensity or changes in the light path, the sensor determines the substance’s level.

  5. Magnetostrictive Level Measurement: Magnetostrictive sensors utilize the principle of magnetostriction, where a wire or rod within the sensor generates a mechanical wave when exposed to a magnetic field. By measuring the time it takes for the mechanical wave to travel along the wire and bounce back, the sensor determines the level accurately.

These non-contact methods offer advantages such as non-invasive measurements, reduced maintenance needs, and suitability for various substances and environments. They are commonly used in industries such as manufacturing, wastewater treatment, oil and gas, and chemical processing to monitor and control substance levels accurately.

What is the working principle of non contact liquid level sensor?

Non-contact liquid level sensors work based on various working principles depending on the technology used. Here are the working principles of some commonly used non-contact liquid level sensors:

  1. Ultrasonic Level Sensors: Ultrasonic level sensors emit high-frequency sound waves (ultrasonic waves) towards the liquid surface. These waves travel through the air and hit the liquid’s surface, where they are partially reflected back. The sensor measures the time it takes for the waves to bounce back to the sensor. By calculating the time-of-flight and using the speed of sound, the sensor determines the distance between the sensor and the liquid surface, thus providing the liquid level measurement.

  2. Radar Level Sensors: Radar level sensors utilize electromagnetic waves, typically in the microwave frequency range. The sensor emits electromagnetic waves that propagate towards the liquid surface. When the waves reach the surface, they reflect back to the sensor. The sensor measures the time it takes for the waves to return and calculates the distance between the sensor and the liquid surface based on the time-of-flight. This information is used to determine the liquid level accurately.

  3. Laser Level Sensors: Laser level sensors use laser beams to measure the liquid level. The sensor emits a laser beam towards the liquid surface, and a receiver detects the reflected beam. By measuring the time it takes for the laser beam to return and using the speed of light, the sensor calculates the distance and determines the liquid level accurately.

  4. Optical Level Sensors: Optical level sensors utilize light beams to determine the liquid level. They can use various optical principles, such as infrared light absorption or light refraction. The sensor emits light towards the liquid surface, and a receiver detects the intensity of the transmitted or reflected light. By analyzing the received light intensity or changes in the light path, the sensor determines the liquid level.

These non-contact liquid level sensors use their respective working principles to measure the distance between the sensor and the liquid surface accurately. By calculating this distance, they provide precise and reliable liquid level measurements without the need for physical contact with the liquid.

How does contactless water level sensor work?

A contactless water level sensor, also known as a non-contact water level sensor, utilizes various technologies to measure the water level without physical contact. One commonly used technology is the capacitive sensing principle. Here’s how a contactless water level sensor based on capacitive sensing works:

Sensor Setup: The contactless water level sensor consists of two main components: a sensing probe and an electronic circuit. The sensing probe is usually made of a conductive material and is installed above the water surface. The electronic circuit is connected to the sensing probe and processes the sensor’s output.

Capacitance Principle: The sensor operates on the principle of capacitance, which is the ability of an object to store an electrical charge. When the sensing probe is in the air above the water, it has a specific capacitance value. However, when the water level rises and reaches the probe, the capacitance value changes due to the conductive properties of water.

Capacitive Sensing: The electronic circuit generates a high-frequency signal and applies it to the sensing probe. This signal creates an electric field around the probe. When the probe is in the air, the electric field interacts with the surrounding air and has a certain characteristic impedance.

Water Level Detection: As the water level rises and approaches the sensing probe, the electric field’s characteristics change because water has different electrical properties compared to air. When the water level reaches the probe, the electric field’s impedance changes significantly, and this change is detected by the electronic circuit.

Output Processing: The electronic circuit analyzes the changes in impedance and converts them into a proportional electrical signal. This signal represents the water level. It can be further processed, amplified, and converted into a suitable format for display, control systems, or data logging.

By utilizing the capacitance principle and measuring the changes in impedance caused by the presence of water, a contactless water level sensor provides real-time and non-contact measurements of the water level. This type of sensor is commonly used in applications where physical contact with the water is undesirable, such as in tanks, reservoirs, or water monitoring systems.

Why Choose Us as Your Non Contact Water Level Sensor Factory

Benefit from Your Non-contact Water Liquid Level Sensor Manufacturer

Good Manufacturing Ability & Good Quality Control

You can obtain good manufacturing ability and ISO9001 quality management system to support your level sensor quality, your machine and your brand. You can provide sketches/designs for us to design, and we will protect all the designs of every client. Then we will do our OEM & ODM for you.

Leading R&D Ability & Professional Service

You can get our leading R&D ability to design and develop the new products for your use according to your idea or the design. You can also get our professional pre service and after service to finish your project perfectly and it will give you satisfaction and make you feel at home.

Multiple Payment Method & Safe Packaging

You can make the payment by various methods, such as paypal, west union, stripe, T/T, D/P, Xtransfer, Pingpong, Payoneer, Moneygram and so on. You can be assured that you will receive the complete parcels with nice packaging. We will be responsible the goods arrive safely.

Quick Delivery & Various Transportation Solutions

You will get the cargo within 7 to 15 days on general once you give us the order and make the payment already. For our products, we usually send the goods to you by express, such as DHL,FEDEX,TNT,ARAMEX,SHUNFENG and so on. Besides, we can also provide door to door service by air. The sea, rail and truck transport is also available for you. ​

Advantages of Non Contact Type Liquid Water Level Sensor

Non-contact level sensors offer several advantages over contact level sensors. Here are some key advantages of non-contact level sensors:

  1. Non-Invasive Measurements: Non-contact sensors do not require physical contact with the substance being measured. This non-invasive nature eliminates the need for direct immersion or insertion into the substance, reducing the risk of contamination or interference with the process.

  2. Versatility and Adaptability: Non-contact sensors can be used to measure the level of various substances, including liquids, bulk solids, and granular materials. They are suitable for a wide range of applications and can accommodate different tank shapes, sizes, and materials.

  3. Reduced Maintenance: Contact sensors that come into direct contact with the substance may experience wear and tear, leading to maintenance and replacement needs. Non-contact sensors, on the other hand, typically have fewer moving parts and do not face the same challenges of physical contact, resulting in reduced maintenance requirements.

  4. No Moving Parts: Many non-contact level sensors are based on electronic or optical principles and do not rely on mechanical components. This absence of moving parts increases their reliability and lifespan, as there are no components that can be subjected to mechanical wear or failure.

  5. Wide Measurement Range: Non-contact sensors can often measure a wide range of levels, from very low to very high. They offer flexibility in terms of the measurement range, allowing for accurate level monitoring in both small and large tanks or vessels.

  6. Fast and Real-Time Measurements: Non-contact level sensors provide rapid and real-time level measurements, allowing for immediate feedback and adjustments in processes that depend on precise level control. This capability is particularly beneficial in applications where quick response times are critical.

  7. Suitability for Hazardous Environments: Non-contact sensors can be used in hazardous or challenging environments where physical contact may not be safe or feasible. They can operate in high temperatures, corrosive or abrasive substances, and areas with high vibration or pressure.

  8. Remote Monitoring and Control: Non-contact sensors often offer options for remote monitoring and control. They can be integrated with data acquisition systems, SCADA (Supervisory Control and Data Acquisition) systems, or other control systems, allowing for centralized monitoring and automation of level measurements.

These advantages make non-contact level sensors a popular choice in various industries, including manufacturing, chemical processing, wastewater management, food and beverage, pharmaceuticals, and many others. They provide accurate and reliable level measurements while offering flexibility, ease of use, and reduced maintenance needs.

Get Your Custom Non Contact Liquid Level Sensor Step by Step

If you are thinking of buying one kind of non contact liquid level sensor , you will get the process here to finish your project!

STEP 1

Medium

Confirm Medium Type,Temperature & Pressure

STEP 2

Tank

Check Tank Type,Material & Size

STEP 3

fermentation

Type & Working

Tell equipment method,level sensor types and working principle

STEP 4

Function & Output

Give required function & output

STEP 5

Prototype

2D/3D Prototype Confirmed

STEP 6
n

Mould

Mould Lead Time

STEP 7

Sample

Finally, we will make samples and send to customers

Need Help with Easier Level Sensor Solutions? We Are Experts!

FAQ about the Non Contact Level Sensors Manufacturer

Yes, we are a leading Liquid level sensor manufacturer, supplier and factory in china.

Of course, we are professional in OEM/ODM projects and we protect all the designs of every client, we will sign NDA to be ensure that we won’t send your artwork to any other clients and won’t sell your OEM items to anyone else. Any questions please send us your inquiry.

Yes, we provide PDF technical drawing by CAD on general. However, if you need 3D drawing to match with your 3D drawing to confirm if our developed product is suitable, we can provide 3D drawings by Solidwork and so on.

Yes, we have our R&D teams, hardware and software, lab equipment and instruments to design and develop new product for every customer.

Yes, we have ISO9001 quality management system and IATF 16949 quality management system to control our water level sensor quality. We also have CE and UL certification to fulfill European and North American markets.

Aether level sensor MOQ is 1 pc. We are willing to give samples for our every customer if you are interested in establishing good and long relationship with us. The samples lead time is short and it is usually within 3 to 5 days.

We have pvc pipe, bubble bag, foam, custom carton,blister box to make our packaging safe and provide affordable dhl, tnt, fedex for every customer. If you want door to door service, we can give DDP trade term.

Our delivery time is 7 to 15 days on general and payment terms can be T/T, D/P,L/C and so on.

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